Chapter 7 – Equilibrium
Sahay Sir > Question Answers > JEE Adv and Mains Chemistry 41 Years Solved Video Solutions 1979 - 2019 > Chemistry > Chapter 7 - Equilibrium
Find moles of NH4Cl required to prevent Mg(OH)2 from precipitating in a litre of solution which contains 0.02 mole NH3 and 0.001 mole Mg2+ ions. Given : Kb(NH3)=10^−5, Ksp[Mg(OH)2] = 10^−11.
17
Nov
Find moles of NH4Cl required to prevent Mg(OH)2 from precipitating in a litre of solution which contains 0.02 mole NH3 and 0.001 mole Mg2+ ions. Given : Kb(NH3)=10^−5, Ksp[Mg(OH)2] = 10^−11. Find moles of NH4Cl required to prevent Mg(OH)2 from precipitating in a litre of solution which contains 0.02 mole NH3 and 0.001 mole Mg2+ [...]
What is the molar solubility of Mn(OH)2(Ksp = 4.5×10^−14) in a buffer solution containing equal amounts of NH+4 and NH3 (Kb=1.8×10^−5)?
17
Nov
What is the molar solubility of Mn(OH)2(Ksp = 4.5×10^−14) in a buffer solution containing equal amounts of NH+4 and NH3 (Kb=1.8×10^−5)? What is the molar solubility of Mn(OH)2(Ksp = 4.5×10^−14) in a buffer solution containing equal amounts of NH+4 and NH3 (Kb=1.8×10^−5)? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level [...]
At 25^0 C, Ksp for PbBr2 is equal to 8 x 10^−5 . If the salt is 80% dissociated, what is the solubility of PbBr2 in mol/litre?
17
Nov
At 25^0 C, Ksp for PbBr2 is equal to 8 x 10^−5 . If the salt is 80% dissociated, what is the solubility of PbBr2 in mol/litre? At 25^0 C Ksp for PbBr2 is equal to 8 x 10^−5 . If the salt is 80% dissociated what is the solubility of PbBr2 in mol/litre? November [...]
What is the molarity of Fe(CN)4-6 in a saturated solution of Ag4[Fe(CN)6]? (Ksp=1.6×10^-41).
17
Nov
What is the molarity of Fe(CN)4-6 in a saturated solution of Ag4[Fe(CN)6]? (Ksp=1.6×10^-41). What is the molarity of Fe(CN)4-6 in a saturated solution of Ag4[Fe(CN)6]? (Ksp=1.6×10^-41). November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium , N Awasthi Physical Chemistry ,
Solubility of AgCl in 0.2 M NaCl is x and that in 0.1 M AgNO3 is y then which of the following is correct?
17
Nov
Solubility of AgCl in 0.2 M NaCl is x and that in 0.1 M AgNO3 is y then which of the following is correct? Solubility of AgCl in 0.2 M NaCl is x and that in 0.1 M AgNO3 is y then which of the following is correct? November 17, 2020 Category: Chapter 6 - [...]
What is the concentration of Ba2+ when BaF2 (Ksp = 1.0×10^−6) begins to precipitate from a solution that is 0.30 M F− ?
17
Nov
What is the concentration of Ba2+ when BaF2 (Ksp = 1.0×10^−6) begins to precipitate from a solution that is 0.30 M F− ? What is the concentration of Ba2+ when BaF2 (Ksp = 1.0×10^−6) begins to precipitate from a solution that is 0.30 M F− ? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
What is the concentration of Pb^(2+) when PbSO_(4) (K_(sp)=1.8×10^(-8)) begins to precipitate from a solution that is 0.0045 M in SO_(4)^(2-)?
17
Nov
What is the concentration of Pb^(2+) when PbSO_(4) (K_(sp)=1.8×10^(-8)) begins to precipitate from a solution that is 0.0045 M in SO_(4)^(2-)? What is the concentration of Pb^(2+) when PbSO_(4) (K_(sp)=1.8x10^(-8)) begins to precipitate from a solution that is 0.0045 M in SO_(4)^(2-)? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level [...]
What is the molar solubility of Ag2CO3(Ksp = 4 × 10^−13) in 0.1M Na2 CO3 solution ?
17
Nov
What is the molar solubility of Ag2CO3(Ksp = 4 × 10^−13) in 0.1M Na2 CO3 solution ? What is the molar solubility of Ag2CO3(Ksp = 4 × 10^−13) in 0.1M Na2 CO3 solution ? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium , N [...]
Which of the following would increase the solubility of Pb(OH)2?
17
Nov
Which of the following would increase the solubility of Pb(OH)2? Which of the following would increase the solubility of Pb(OH)2? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium , N Awasthi Physical Chemistry ,
What is the minimum pH necessary to cause a precipitate of Pb(OH)2 (Ksp=1.2×10^−5) to form in a 0.12 M PbCl2 solution?
17
Nov
What is the minimum pH necessary to cause a precipitate of Pb(OH)2 (Ksp=1.2×10^−5) to form in a 0.12 M PbCl2 solution? What is the minimum pH necessary to cause a precipitate of Pb(OH)2 (Ksp=1.2×10^−5) to form in a 0.12 M PbCl2 solution? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level [...]